Home / 12,954.24-19,439.04-8,796.96

Finding the Fourth Proportional to 12,954.24, 19,439.04 and 8,796.96

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Solution

The fourth proportional to 12,954.24, 19,439.04 and 8,796.96 is: 13,200.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,954.24 : 19,439.04 = 8,796.96 : x
  2. Step 2: Convert to fraction form
    12,954.24/19,439.04 = 8,796.96/x
  3. Step 3: Cross multiply
    12,954.24x = 19,439.04 × 8,796.96
  4. Step 4: Simplify right side
    12,954.24x = 171,004,457.32
  5. Step 5: Solve for x
    x = 171,004,457.32/12,954.24
  6. Step 6: Final answer
    x = 13,200.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.